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Solid-state transformation

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420143
EISBN: 978-1-62708-310-2
...Abstract Abstract This chapter discusses the characteristics of eutectoid transformations, a type of solid-state transformation associated with invariant reactions, focusing on the iron-carbon system of steel. It describes the compositions, characteristics, and properties of ferrite, eutectoid...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240053
EISBN: 978-1-62708-251-8
... the concept of free energy that governs whether or not a phase transformation is possible, and then the kinetic considerations that determine the rate at which transformations take place. The chapter also describes important solid-state transformations such as spinodal decomposition and martensitic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290099
EISBN: 978-1-62708-306-5
... and the solid-state transformations of the main classes of metals and alloys during fusion welding. The main classes include work- or strain-hardened metals and alloys, precipitation-hardened alloys, transformation-hardened steels and cast irons, stainless steels, and solid-solution and dispersion-hardened...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030062
EISBN: 978-1-62708-282-2
... of changing the alloy microstructure via solid-state transformation, second-phase precipitation, or cold work. It concludes with a comparison of corrosion behavior between cast and wrought product forms. References References 1. Steigerwald R.F. , Metall. Trans. , Vol 5 , 1974 , p 2265...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030074
EISBN: 978-1-62708-282-2
... microstructure via solid-state transformation, second-phase precipitation, or cold work. It concludes with a comparison of corrosion behavior between cast and wrought product forms. References References 1. Lai G.Y. , High-Temperature Corrosion of Engineering Alloys , ASM International , 1990...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420015
EISBN: 978-1-62708-310-2
...-to-solid and solid-state phase transformations, and the allotropic nature of metals. interstitial solid solution phase transformations substitutional solid solution THE CRYSTALLINE STATE is an important mode of aggregation of metal atoms. However, assemblies of metal atoms can also exist...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560309
EISBN: 978-1-62708-291-4
... the effects of welding on the structure of metal, particularly the changes induced in the isothermal regions adjacent to the weld. It presents more than 150 images identifying structures and features associated with fusion and solid-state welding processes, including electroslag, TIG, gas, electron-beam...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140165
EISBN: 978-1-62708-264-8
... the relationship between cooling rate, grain size, grain shape, and phase structures. It explains how the transition from liquid to solid state creates the conditions under which microsegregation occurs, and how it impacts the distribution of alloying elements, carbides, and inclusions. The link between...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820013
EISBN: 978-1-62708-339-3
... frequently welded metallic materials, and much of the welding metallurgy research has focused on this class of materials. Key metallurgical factors of interest include an understanding of the solidification of welds, microstructure of the weld and heat-affected zone (HAZ), solid-state phase transformations...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420041
EISBN: 978-1-62708-310-2
... bond energies and chemical potentials, and shows how the equilibrium state of an alloy can be obtained from free-energy curves. binary solid solutions chemical potential Gibbs free energy interatomic bonds phase diagrams single-component systems thermodynamics THERMODYNAMICS...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480031
EISBN: 978-1-62708-318-8
... Partially Soluble in the Solid State Eutectic Reactions Monotectic Reactions Peritectic Reactions Intermediate Phases in Binary Alloys Solid-State Transformations Isomorphous Alloys Eutectoid Alloys Peritectoid Alloys Ternary Phase Diagrams Solid Solutions Types of Solid...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430027
EISBN: 978-1-62708-253-2
... with a change in crystal structure. Figure 3.5 shows the cooling curve for pure iron. As shown in this figure, the pure iron isothermally transforms from the liquid to solid state at 1539 °C (2802 °F). From 1539 to 1400 °C (2802 to 2550 °F) δ-iron is present and has a bcc structure. At 1400 °C...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220025
EISBN: 978-1-62708-259-4
..., for instance, into the solid body-centered cubic (BCC) phase—and including many solid-state transformations during thermomechanical treatment. In general, these transformations take place with the formation of many nuclei of the new phase(s) that is (are) formed in the volume of material undergoing...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310001
EISBN: 978-1-62708-326-3
... of an allotropic element with several solid-state transformation temperatures (see also Chapter 2 for more details). Below the melting point of 1540 °C (2800 °F) for iron, there are three temperature plateaus when solid iron undergoes a phase change. The first thermal plateau is when liquid iron begins...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410001
EISBN: 978-1-62708-265-5
... microstructures. The microstructures produced by solidification, and the solid-state transformations that produce microstructures consisting of ferrite, pearlite, bainite, and martensite, are then considered, followed by chapters that describe types of steels that are based on the production of the various types...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400023
EISBN: 978-1-62708-258-7
... to note that a dendritic pattern is not obvious in this microstructure. This is partly because the microstructure is a result of transformations that took place upon cooling in the solid state after solidification. If one takes the same piece of as-cast steel and reaustenitizes and cools it slowly to room...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.9781627083157
EISBN: 978-1-62708-315-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220129
EISBN: 978-1-62708-259-4
..., and possibly solid-state phase transformations. The rolls are responsible for properly supporting the strand while not causing additional stresses. One usual way of controlling the quality of the as-cast product is to perform macrographs and sulfur prints during the casting sequence. Fig. 8.62 “Bulging...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220047
EISBN: 978-1-62708-341-6
... in that line voltage enters the system through an isolation transformer which then produces a dc voltage level that is adjustable through an SCR voltage control. This filtered dc output is the input for the solid-state RF supply’s power boards. The MOSFET’s on each board and the boards themselves are connected...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.9781627082617
EISBN: 978-1-62708-261-7